Home / 7,548.32-11,245.96-7,176.54

Finding the Fourth Proportional to 7,548.32, 11,245.96 and 7,176.54

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Solution

The fourth proportional to 7,548.32, 11,245.96 and 7,176.54 is: 10,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.32 : 11,245.96 = 7,176.54 : x
  2. Step 2: Convert to fraction form
    7,548.32/11,245.96 = 7,176.54/x
  3. Step 3: Cross multiply
    7,548.32x = 11,245.96 × 7,176.54
  4. Step 4: Simplify right side
    7,548.32x = 80,707,081.78
  5. Step 5: Solve for x
    x = 80,707,081.78/7,548.32
  6. Step 6: Final answer
    x = 10,692.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.